Home / 126,522-268,620

Finding the Third Proportional to 126,522 and 268,620

Calculator

Solution

The third proportional to 126,522 and 268,620 is: 570,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,522 : 268,620 = 268,620 : x
  2. Step 2: Convert to fraction form
    126,522/268,620 = 268,620/x
  3. Step 3: Cross multiply
    126,522x = 268,620 × 268,620
  4. Step 4: Simplify right side
    126,522x = 72,156,704,400
  5. Step 5: Solve for x
    x = 72,156,704,400/126,522
  6. Step 6: Final answer
    x = 570,309.55

Related Problems

Find third proportional to 63,261 and 134,310
Half scale
Find third proportional to 253,044 and 537,240
Double scale
Find third proportional to 126,524 and 268,624
Similar ratio
Find third proportional to 189,783 and 402,930
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.